Performance is characterized by the amount of useful work accomplished by a computer system compared to the time and resources used (Wikipedia).

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3
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1answer
761 views

Android 4.0.3 sluggish: nandd process hogging CPU

I have an Allwinner A10 tablet clone. While working the tablet "freezes" regularly but not too frequently for a strech of time between 2 and 15 seconds. Described differently: the tablet is useable ...
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vote
1answer
4k views

Android on Samsung Galaxy Duos is too slow

I've bought a Samsung Galaxy Duos GT-S7562 with Android 4.0.4 3 months ago. The phone is so slow and getting slower by the ay, it has become almost useless. For instance, to look up and call a contact ...
0
votes
1answer
155 views

Will flashing a custom fix lag on my Android?

I have a 1 GB RAM tablet running a pretty much vanilla Android Jelly Bean 4.1.1 and it's been running very slow. Apps startup time have been slow, noticeable lag exists while scrolling between the ...
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votes
1answer
674 views

High CPU usage from UEventObserver and inputmethod.latin (Nexus S)

I have kept my Google Nexus S up to date with the latest Android O/S since I've owned it and its always had performance problems to varying degrees. I'm currently running: Android version: 4.1.2 ...
0
votes
1answer
371 views

Sony Reader PRS-T1 becomes unresponsive

My Sony Reader PRS-T1 based on Android 2.2 is acting funny. I had rooted it in the past but is now in the "original" state, upgraded with the latest official firmware. The problem is that many ...
3
votes
0answers
7k views

Why is my Xperia U slow?

I have a Sony Xperia U running Android 4.0.4 ICS. The problem is that it runs really slowly. It is particularly bad while multi-tasking. While listening to music, if I get a phone call, it hangs. ...
2
votes
0answers
416 views

HTC desire x issues after update to Android 4.1 Sense 4+

Ever since I installed the update to 4.1 I've been having major issues with my desire x. The keyboard disappears frequently while typing, sometimes I can't get it back without closing the app and ...
2
votes
0answers
2k views

Samsung Galaxy S has become very slow

My phone recently has begun to become very slow. At certain times of the day, the phone will completely stop working and will have to be turned off by holding the power button. Sometimes, the lock ...
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0answers
127 views

Android TOP command CPU usage

I'm running a simple command line audio processing program in a shell on my Nexus 10 (Android 4.4.2), and want it to consume 100% CPU while it runs. The reason being, if I know it used 100% CPU, I can ...
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0answers
309 views

Explain the ondemand CPUFreq governor parameters in SAMSUNG galaxy S4?

I am trying to understand how does the onDemand CPUFreq governor works. I have a SAMSUNG S4 device and I looked into the following file to see the tuneable parameters of SAMSUNG Glaxy S4 GT-i9505 ...
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vote
0answers
228 views

TRIM command operability in Android 4.3

Has anyone been able to confirm the usage and operability of the fstrim (TRIM) functionality in the latest Android 4.3 (Jelly Bean) release? I have seen multiple articles mention the operability of ...
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vote
0answers
5k views

HTC One V really slow

I bought my HTC One V exactly one year ago, at first everything went really smoothly and it worked like a charm. It didn't take long before the phone crashed from an unexpected error. The phone spent ...
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vote
0answers
119 views

Do Android devices become slower with time?

I own a Galaxy S (2.3.5 / GT-I9000 / BVJV3) and use it since two and a half years. I also have bought more recent hardware, like an iPad Mini and a more recent Android tablet, which comparatively are ...
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vote
0answers
818 views

Android Ice Cream Sandwich Performance on HTC Vision / Desire Z

I've got a HTC Vision / Desire Z (aka. T-Mobile G2), and I flashed a custom Android Ice Cream Sandwich (ICS) 4.0 ROM on it. Unfortunately, performance leaves a lot to be desired. I've tried the ...
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vote
0answers
493 views

Nexus S: slow, jerky web browser scrolling in ICS (compared to Gingerbread)

My Nexus S was OTA-upgraded yesterday to Ice Cream Sandwich 4.0.3 from 2.3 (Gingerbread), and I'm still finding my way around. One problem I've noticed has been web browser performance, particularly ...
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votes
0answers
31 views

What is filling my phone's RAM, if not apps?

My Galaxy S3 has gone from snappy to slow over the past few weeks: When I open or change apps it reacts very slowly. When the app is running that app is working fine. It resembles having too little ...
0
votes
0answers
22 views

phone becomes extremely slow when internal storage usage reaches around 50%

I flashed my android phone many times recently using odin, my phone is a Galaxy Grand Duos. Then I finally got it working. but I found the problem as described in the title. What could possibly be the ...
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votes
0answers
38 views

Update to 4.2.2 slowed down my Samsung Galaxy Grand

Recently, my phone got updated to 4.2.2 and now it has terribly slowed down. I don't know what is the problem but opening a single application takes hell lot of time. Should I do factory reset or is ...
0
votes
0answers
48 views

Samsung Note 2 slow down

I find my note 2 is getting slower and slower after using it for 1 year. Is there anything I can do to make my phone run normally/faster. It looks like the memory is approaching to the max usage. Is ...
0
votes
0answers
80 views

Why is the screen rotation slow and freezing the screen?

I have a Samsung Galaxy note 10.1, and the screen rotation before was noticeably quicker. It just recently started to take another second or two to rotate. On top of that, everything on screen will ...
0
votes
0answers
20 views

Run apps at half-size

I have an Android tablet (TF101) which runs really slow, especially with games like Asphalt 8. I was wondering if I could run the slow apps at half-size, so they would run faster. Is there any way to ...
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votes
0answers
12 views

How to restrict uploading the benchmark tool result to their server?

I downloaded 3rd party benchmark application like Antutu , for checking my phone performance .but i don't want to upload my phone result to their server . Is their any way to restrict uploading the ...
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votes
0answers
121 views

How to tune my Android 4.1.2 for performance

I have a Motorola Droid Bionic with Android 4.1.2 on it. The phone has become very slow and switching between applications takes at least 5 seconds. Q1: What could be causing this performance ...
0
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0answers
113 views

Anyway to speed up Android 4.0.4 (ICS) on our VPN?

Doing mobile development here, testing on various iOS and Android devices/versions. iPhone 5 over our VPN is excellent, get page refreshes right away. Android 4.0.4 is brutally slow! Anyone know of ...
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0answers
116 views

System (Xperia X10i) very Slow after updating with 2.3 android version

any one hlep me out with this issue Updated the O/S with 2.33 android version then system became dead slow ? Can any one please suggest me to improve my phone performance Thanks in advance, Kiran ...
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0answers
39 views

galaxy nexus tuna/toro is lagging on stock

I'm using Samsung Galaxy Nexus (tuna) on Verizon network (toro) w/ Google Android 4.2.2 (stock ROM). my phone lags so much, sometimes it even becomes unresponsive ... the only way to deal with it is ...
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votes
0answers
698 views

My OS and phone freeze and lag every time the blue “Show CPU Usage” bar appears. What is it?

Lately, I've been experiencing the very unpleasant phenomenon of my almost new S3 completely locking up and stopping responding to input. It's like a very serious lag that has to either be waited out, ...
0
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0answers
443 views

Why does installing applications freeze my DroidX running Froyo 2.2?

I noticed recently that installing any applications caused my Droid X (Stock rooted Froyo 2.2) to freeze for a while - I mean completely freeze, can't go to home screen or pull down Notification bar ...